microblaze: Move FSL initialization to board.c

Move FSL out of interrupt controller.

Signed-off-by: Michal Simek <monstr@monstr.eu>
diff --git a/board/xilinx/microblaze-generic/microblaze-generic.c b/board/xilinx/microblaze-generic/microblaze-generic.c
index f388b77..838f131 100644
--- a/board/xilinx/microblaze-generic/microblaze-generic.c
+++ b/board/xilinx/microblaze-generic/microblaze-generic.c
@@ -60,10 +60,9 @@
 	puts("*");
 }
 
-void fsl_init2 (void) {
+int fsl_init2 (void) {
 	puts("fsl_init2\n");
-	install_interrupt_handler (FSL_INTR_2,\
- fsl_isr2,\
- NULL);
+	install_interrupt_handler (FSL_INTR_2, fsl_isr2, NULL);
+	return 0;
 }
 #endif